in maryland, you either need to provide a government-issued i.d. or the last four digits of your social security number. the deadline to register there, tuesday, ost 16th in d.c. to register, you'll need proof of residency which means either a current government photo i.d. or utility bill or government document that shows your name and address. you can register in d.c. actually on election day. provided that you bring that proof of residence. you can learn more about registering to vote on our website nbcwashington.com, just search vote. >> good to know. our next question is about getting a good deal. do online stores really offer good deals on the holidays, and which holidays offer the best deals for online shopping? >> shop smart magazine gave this answer that says holidays do bring markdowns, and one of the best days for deals is right around the corner. it turns out columbus day, which is monday, october 8th, is one of the best days for online discounts out of the year. the other good holidays for savings are labor day, presidents day and new y